hi i just jailbroke my iphone on 4.1 baseband 2.10.14 and i want to know basically how do use cydia, how do i get new themes and backgrounds.. do i have to download something called winterboard or spingboard or something? where are the games located in cydia, i saw an app called My3G or something like that and it allows u use trick the phone thinking it is on 3G, on my phone i have no data and i only use wifi, so can i still use the app? or no...